Home / 19,771,288.32-29,661,667.47-8,250,346.74

Finding the Fourth Proportional to 19,771,288.32, 29,661,667.47 and 8,250,346.74

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Solution

The fourth proportional to 19,771,288.32, 29,661,667.47 and 8,250,346.74 is: 12,377,495.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771,288.32 : 29,661,667.47 = 8,250,346.74 : x
  2. Step 2: Convert to fraction form
    19,771,288.32/29,661,667.47 = 8,250,346.74/x
  3. Step 3: Cross multiply
    19,771,288.32x = 29,661,667.47 × 8,250,346.74
  4. Step 4: Simplify right side
    19,771,288.32x = 244,719,041,514,078.53
  5. Step 5: Solve for x
    x = 244,719,041,514,078.53/19,771,288.32
  6. Step 6: Final answer
    x = 12,377,495.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.